What is the difference between a CMMI rating and CMMI Certification?
A CMMI Certification is only granted by the SEI to individuals who have met all of the training, experience and knowledge requirements set up by the SEI to be CMMI SCAMPI Lead Appraisers, CMMI High-Maturity SCAMPI Lead Appraisers, or trainers in some of the SEI’s more technical licensed training courses like “IPPSS” and “DPPSS”. There is also a classification of SEI Authorized that is granted by the SEI to individuals who have demonstrated skill, knowledge and experience in teaching other, less technical, SEI licensed training courses like “Introduction to CMMI” or the “CMMI for Services Supplement” course. The SEI has stated that in the future, all SEI trainers will eventually be SEI Certification instead of being SEI Authorized. A CMMI Rating, on the other hand, is what is achieved by an organization as the result of having a Certified CMMI SCAMPI Lead Appraiser and a team of SCAMPI Team Members who have each met all of the SEI’s Appraisal Team Member qualifications perform an SEI sa
